Hugo – Ruby on Rails, React, Ruby

This project was a vulnerability management system at CISCO, equipping users with contextual insight and threat intelligence to intercept the next exploit and respond precisely. It counted with multiple integrations to ingest asset vulnerabilities from third-party assessment tools.

Hugo's main responsibilities included:

• spearheaded the development of APIs that significantly improved data ingestion and risk score calculations;
• optimized workflows by tackling bottlenecks, leading to measurable improvements in platform efficiency;
• implemented security patches and system upgrades, enhancing overall platform stability and user security.

The customer was America's largest online progressive news network and the #1 most engaged news and politics network. The award-winning network was one of the top multi-platform online content creators, generating over 500 million monthly views.

Among others, Hugo contributed the following: • successfully integrated Venmo and PayPal payment gateways, enabling seamless transaction handling; • designed and implemented a robust CMS for media content delivery, including categorization, metadata management, and reporting features; • enhanced legacy code to improve system efficiency and reduce downtime; • worked in an internal social media platform to allow subscribers to follow their favorite shows, hosts, and user profiles; • social media platform users can start conversation threads and participate in polls; • worked in a moderation system to ban users automatically by content published or reported by other users.

This particular project was a wallet that facilitated credit card transactions, bank withdrawals, money transfers, and Bitcoin payments with stores that are part of the merchants' network and between users. This wallet was a Salvadorian fintech part of the MasterCard sponsorship program for startups.

Hugo implemented the following tasks:

• designed and implemented a multi-currency transaction system, enabling cross-border payments with built-in scalability;
• developed a discount rules engine and automatic settlement reports for merchant accounts, streamlining financial reconciliation;
• integrated Bitcoin’s Lightning Network to enable faster, low-fee payments, enhancing the platform's cryptocurrency capabilities;
• ensured API scalability to support a growing number of users and transactions across multiple markets.

The client was a financial technology firm and leader in providing "lending-as-a-service" solutions to credit unions, community banks, and customers. They worked with clients by providing digital loan origination and servicing capabilities and delivering a loan trading marketplace platform for financial institutions and fintechs.

Hugo's responsibilities included, but were not limited to;

• enhanced loan origination workflows by developing a dynamic credit score calculation system using predictive model rules;
• integrated loan applications with third-party systems, allowing external websites to embed the loan process seamlessly;
• maintained and optimized legacy systems to improve platform performance and scalability;
• developed borrower and lender portals, providing a smooth user experience and reliable loan processing.